If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Defend your city’s new dam by killing beavers responsible for the destruction of the previous.
As you kill them, your satisfaction will rise, letting you upgrade your battle gear to prepare yourself for an ultimate fight with something beaver’s call “Beaverzord”. Besides simple gear upgrade which are completely passive, you will also be able to learn some active skills to help you win this war.
Use mouse to aim and shoot.